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CNS
Question | Answer |
---|---|
Afferent | sends signals to |
Efferent | leaves CNS |
Motor | mostly voluntary. Smooth and skeletal muscles. |
Automatic | involuntary body functions: HR, BP, temp,ect. |
Automatic subdivisions | sympathetic and parasympathetic. |
sympathetic | fight or flight |
parasympathetic | inhibition, housekeeping |
epinephrine found in... | adrenal medulla |
norepinephrine found in... | secreted from neurons |
dopamine found in... | brain, kidneys, GI |
alpha receptors | powerful vasoconstriction |
beta 1 | increases heart rate |
beta 2 | vasodilation, bronchodilation |
dopamine receptors | dilations of renal, mesenteric, coronary, and cerebral. |
catecholamine | adrenergic neurotransmitters: epinephrine, norepinephrine, dopamine |